((3a-2b)2-(a+b)2) का गुणनखंड रूप चुनिए।
Choose the factorised form of ((3a-2b)2-(a+b)2).
Explanation opens after your attempt
Correct Answer
C. ((3a-2b-a-b)(3a-2b+a+b))
Concept
Difference of squares directly gives (A-B) and (A+B). In exams, you may simplify it to ((2a-3b)(4a-b)).
Why this answer is correct
The correct answer is C. ((3a-2b-a-b)(3a-2b+a+b)). Difference of squares directly gives (A-B) and (A+B). In exams, you may simplify it to ((2a-3b)(4a-b)).
Exam Tip
वर्गों के अंतर से सीधे (A-B) और (A+B) मिलता है। परीक्षा में चाहें तो इसे ((2a-3b)(4a-b)) तक सरल करें।
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